Al Jazeera Science editor Tarek Bazley joins an international team of scientists on a voyage around Antarctica as they investigate the effects of climate change– Subscribe to our channel: http://aje.io/AJSubscribe– Follow us on Twitter: https://twitter.com/AJEnglish– Find us on Facebook: https://www.facebook.com/aljazeera– Check our website: http://www.aljazeera.com/